Class RWAPConn

RWAPConn

Support

Supported from 6.0

Description

Operations available on connections in all stack layers. It is the base class for the other connection classes, and is a handle to a subsession with the server.

Error codes can be a TReturnCodes value or a system-wide error code.

Derivation

RSubSessionBase Client-side handle to a sub-session RWAPConn Operations available on connections in all stack layers

Defined in RWAPConn:
CancelAll(), Close(), EBadConnection, EBearerError, EBufferTooSmall, ECannotOpenPort, EDelete, EGet, EHead, EMoreData, EOptions, EPortAlreadyBound, EPost, EPut, ETooManyConnections, ETrace, GetBearer(), GetLocalPort(), GetRemoteAddress(), TMethod, TPort, TReturnCodes

Inherited from RSubSessionBase:
CloseSubSession(), CreateSubSession(), Send(), SendReceive(), SubSessionHandle(), operator=()

void CancelAll();

Description

Cancels all outstanding operations for this connection.

TInt Close();

Description

Closes a connection. Closing:

releases resources associated with the sub-session

disconnects any connections made in the sub-session

Return value

TInt Error code

void GetBearer(TBearer& aBearer) const;

Description

Gets the current bearer. This is used when a listening connection connects, to discover the bearer.

Parameters

TBearer& aBearer

TInt GetLocalPort(TPort& aPort) const;

Description

Gets the local port of this endpoint.

Parameters

TPort& aPort On return, the local port value

Return value

TInt Error code

void GetRemoteAddress(TDes8& aAddress, TPort& aPort) const;

Description

Gets the address of the server. This is useful when a listening connection has been connected.

Parameters

TDes8& aAddress On return, the remote address TPort& aPort On return, the remote port

TMethod

Description

Method types for method invocations.

See also:

• RWSPCOConn::CreateTransaction()

EGet HTTP/1.1 GET EOptions HTTP/1.1 OPTIONS EHead HTTP/1.1 HEAD EDelete HTTP/1.1 DELETE ETrace HTTP/1.1 TRACE EPost HTTP/1.1 POST EPut HTTP/1.1 PUT

typedef TUint16 TPort;

Description

Port number.

TReturnCodes

Description

Error codes.

EMoreData There is more data to be read EBearerError One of: no bearer set; unknown bearer; a connection exists with different bearer; unable to get a local host name from bearer. EPortAlreadyBound The port is already used in another bound connection ECannotOpenPort Local port cannot be opened ETooManyConnections There are too many existing connections EBadConnection Connection handle is invalid EBufferTooSmall Passed buffer too small